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Finding the Third Proportional to 3,107.25 and 6,579

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Solution

The third proportional to 3,107.25 and 6,579 is: 13,929.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107.25 : 6,579 = 6,579 : x
  2. Step 2: Convert to fraction form
    3,107.25/6,579 = 6,579/x
  3. Step 3: Cross multiply
    3,107.25x = 6,579 × 6,579
  4. Step 4: Simplify right side
    3,107.25x = 43,283,241
  5. Step 5: Solve for x
    x = 43,283,241/3,107.25
  6. Step 6: Final answer
    x = 13,929.76

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.